.banner {
    height: 100%;
    width: 100%;
    position: relative;
    z-index: 0;
    .banner-menu {
        padding: 20px 0;
        position: absolute;
        z-index: 99;
        background: rgba(105, 101, 101, .6);
        width: 234px;
        height: 100%;

        li {
            height: 42px;
            padding-left: 30px;
            line-height: 42px;
            color: white;
            display: flex;
            width: 234px;
            justify-content: space-between;

            i {
                font-size: 23px;
                padding-right: 20px;
            }

            &:hover {
                background-color: #f06216;
               .banner-menu-detail{
                   display: block;
               }
            }

            .banner-menu-detail {
                height: 460px;
                position: absolute;
                width: 995px;
                top: 0;
                left: 234px;
                display: none;
                z-index: 999;
                color: black;
                background-color: white;
                box-shadow: 0 8px 16px rgba(0,0,0,0.1);
                border: 1px solid #e0e0e0;
            }
           
        }

       
    }

    .el-carousel__arrow--left {
        left: 240px;
    }
}